Made of medium density fiberboard, which is lightweight and serviceable, proper in hardness and reliable in quality, not easy to fade or break, suitable for long term application. double sided MDF suitcase tags are about 3.8 x 2.4 inches, the appropriate size is convenient for you to make various designs and easy to attach to your luggage or bags, which can help you easily find your belongings Thought the heat transfer process of sublimation, the luggage cards are suitable for suitcases, handbags, luggage, bags, backpacks and so on, suitable for daily use, traveling or business trips, which is easy to distinguish and can also add more charms. You can use any photo you have, for one side or both! Some people use that 2nd side for contact information…it is totally up to you! after placing your order, please email to us (sales@thesassymermaid.net) your images and preferences. We will make a proof for you to approve; prior to making and shipping.